MESA, Arizona — A 35-year-veteran of the Mesa Fire Department died Tuesday morning while on duty. Firefighter Mark Keller, ...

Watch the full procession for Mesa Firefighter Paramedic Mark Keller, who died while on duty last week. The procession will ...

Family, friends and fellow firefighters gather to honor and say goodbye to Mesa firefighter Mark Keller. Poison hemlock has ...

The funeral and procession for Mesa firefighter paramedic Mark Keller was held in the East Valley on Thursday morning.

PHOENIX — The funeral services for longtime Mesa firefighter Mark Keller will begin Wednesday evening. Keller, 62, was found ...

Mesa firefighter died on duty last week, it was announced. Mark Keller, 62, who lived in Gilbert, was found dead the morning of May 6. Details of his death were not released. “My heart is with the ...

Deemed a "firecracker" by an activity director at the independent living facility she now calls home, Angelina Nicargi ...

A 35-year Mesa firefighter died on duty last week, it was announced. Mark Keller, 62, who lived in Gilbert, was found dead ...

We're staying on top of the latest happenings from across the Valley, state, and our nation for March 7, 2025.

The Mesa Fire Department is mourning the loss of Firefighter Mark Keller. Officials say Keller died Tuesday morning while on ...

Mesa firefighter Mark Keller was "found passed away while on duty," the Mesa Fire and Medical Department said.

A veteran Mesa firefighter died while on-duty Tuesday. When Keller's crew was dispatched to a call, he did not show up at the ...